Rank	Countries/Territories	Count	Percent
1	United States	317	45.4%
2	China	153	21.9%
3	Germany	99	14.2%
4	France	41	5.9%
5	Switzerland	14	2%
6	Japan	13	1.9%
7	Netherlands	13	1.9%
8	India	8	1.1%
9	Singapore	6	0.9%
10	Cyprus	5	0.7%
11	Canada	4	0.6%
12	Mexico	4	0.6%
13	Italy	3	0.4%
14	Australia	3	0.4%
15	Philippines	3	0.4%
16	Russia	2	0.3%
17	Argentina	2	0.3%
18	Denmark	2	0.3%
19	Hong Kong	2	0.3%
20	Malaysia	2	0.3%
21	Norway	1	0.1%
22	Lithuania	1	0.1%
23	United Kingdom	1	0.1%